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| CAT5133 Datasheet, PDF (6/9 Pages) Catalyst Semiconductor – 16 Volt Digitally Programmable Potentiometer (DPP TM) with 128 Taps and an Increment Decrement Interface | |||
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CAT5133
Table 12. A.C. OPERATING CHARACTERISTICS (VCC = +2.5 V to +6.0 V, VH = VCC, VL = 0 V, unless otherwise specified.)
Symbol
Parameter
Min
Typ (Note 15)
Max
Units
tCI
CS to INC Setup
100
ns
tDI
U/D to INC Setup
50
ns
tID
U/D to INC Hold
100
ns
tIL
INC LOW Period
250
ns
tIH
INC HIGH Period
250
ns
tIC
INC Inactive to CS Inactive
1
ms
tCPH
CS Deselect Time (NO STORE)
100
ns
tCPH
CS Deselect Time (STORE)
10
ms
tIW
INC to VOUT Change
1
5
ms
tCYC
INC Cycle Time
1
ms
tR, tF (Note 16)
INC Input Rise and Fall Time
500
ms
tPU (Note 16)
Power-up to Wiper Stable
1
ms
tWR
Store Cycle
5
10
ms
CS
tCI
INC
U/D
tCYC
tIL
tIH
tIC
tDI tID
(store)
tCPH
90% 90%
10%
tF
tR
tIW
MI (Note 17)
RW
Figure 3. A.C. Timing
15. Typical values are for TA = 25ï°C and nominal supply voltage.
16. This parameter is periodically sampled and not 100% tested.
17. MI in the A.C. Timing diagram refers to the minimum incremental change in the W output due to a change in the wiper position.
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